Agronomy ICAR JRF Test - 11 — Agri Master Mind

Primary Agricultural Credit Societies launched in the year
  • 2023
  • 2012
  • 2017
  • 2019
Vibrant Villages Programme (VVP) launched in which year
  • 2023
  • 2022
  • 2021
  • 2020
Approximately, what fraction of total workforce of India is engaged in agricultural and allied sector activities
  • 55 %
  • 45%
  • 35%
  • 65%
Approximately, what fraction of India's Gross Value Added (GVA) for the year 2019-20 is contributed by Agriculture and Allied Activities
  • 18 %
  • 29 %
  • 20%
  • 17%
Approximately, what fraction of total workforce of India is engaged in agricultural and allied sector activities
  • 55 %
  • 45%
  • 35%
  • 65%
What is the rank of India in fruit production
  • 2
  • 3
  • 4
  • 5
What is approximately share of India in the global agri-trade
  • 2.5%
  • 3.5%
  • 4.5%
  • 5.5%
Who is Union Minister of Agriculture & Farmers’ Welfare and Tribal Affairs
  • Arjun munda
  • Amit sah
  • Kirodi lal meena
  • Bhajan lal sharma
7th Session of Codex Committee on Spices and Culinary Herbs (CCSCH) held in
  • Kochi
  • Karnataka
  • Orrisa
  • Dehli
Punganur is a dwarf breed of
  • Buffalo
  • Cow
  • Goat
  • Sheep
Clonal selection is mostly used in --- crop
  • Turmeric
  • Maize
  • Ginger
  • Wheat
What is the parental phenotypic ratio in F2 generation in Dihybrid cross
  • 9:1:3:3
  • 9:1:3:1
  • 9:3:3:1
  • 9:1:1:3
Tissue system responsible for conduction of water is ----
  • Cambium
  • Phloem
  • Xylem
  • None of these
Genetic code has been reported by ----
  • Fisher
  • Watson
  • Nirenberg
  • Crick
Land Improvement Loan Act was passed in ---
  • 1985
  • 1990
  • 1983
  • 1992
Honey bee is ---- type of insect
  • Non Beneficialinsect
  • beneficial
Toxic crystal of protein of Bt. Is only effective when pH of mid gut is ---
  • Acidic
  • Neutral
  • Alkaline
  • None of these
Concept of model village is given by ---
  • Adivi Reddy
  • O. P. Dahama
  • Daniel Hamilton
  • Seaman A Knapp
Loose smut of barley is ----
  • Soil borne
  • Externally seed borne
  • Internally seed borne
  • None of these
Maximum density of water exists at ---- C
  • 0
  • 45
  • 4
  • 99
The business of cutting or getting timber or logs from the forest for lumber is called :
  • Lumbering
  • Logging
  • Loding
  • Looping
The study of the life history and general characteristics of trees and forests is termed as :
  • Silviculture
  • Silvics
  • Shelterbelts
  • Singling
The proportion of area under various crops at a point of time in a unit area is described as :
  • Cropping pattern
  • Cropping system
  • Crop rotation
  • Crop diversfication
At present, the main objective of intercropping is :
  • Insurance against crop failure
  • Higher productivity per unit area
  • Stability in production
  • Efficient utilization of resources
The intensive cropping is possible with the introduction of :
  • Short duration, photo-sensitive varieties
  • Short duration, photo-insensitive varieties
  • Long duration, photo- insensitive varieties
  • Long duration, photo-sensitive varieties
The most efficient crop for N and P utilization is :
  • Jute
  • Summer rice
  • Potato
  • Maize
The most efficient crop for K utilization is :
  • Groundnut
  • Maize
  • Jute
  • Potato
Which one of the following is the most intensive grazing system :
  • Continuous grazing
  • Rotational grazing
  • Rational grazing
  • None of these
The separation of grain or seed from chaff is known as :
  • Threshing
  • Harvesting
  • Drying
  • Winnowing
The growing of which crop reduces the population of Pratylenchus eel worms :
  • Tomato
  • Caster
  • Marigold
  • Gingelly
The farmers practice monocropping and monoculture due to :
  • Climatic conditions
  • Socio-economic conditions
  • Specialization of a farmer
  • All of the above
The mixed cropping is a common practice in most of ----- tracts of India :
  • Irrigated
  • Dryalnd
  • Water-logged
  • None of these
Who is considered as the father of tillage :
  • Jethro tull
  • G B Triplett
  • J V Liebig
  • P C Raheja
Which one of the following is a multi-purpose plough :
  • MB Plough
  • Disc plough
  • Country plough
  • All of these
The SI unit of heat/energy is :
  • Watt/m2
  • Joule
  • Kilo caloric
  • Poise
According to CRIDA, ploughing of ----- cm depth is deep ploughing :
  • 5-6
  • 15-20
  • 25-30
  • 30-35
The tillage operations carried out through out the year are known as :
  • Year-round tillage
  • Minimum tillage
  • Zero-tillage
  • Conservation tillage
The after cultivation practice includes :
  • Drilling of fertilizers
  • Earthing up
  • Blind hoeing
  • All of these
Which of the following is not a secondry tillage implement :
  • Cultivator
  • Harrow
  • Plough
  • Planker
When the primary tillage is completely avoided and secondary tillage is restricted to seedbed preparation in the row zone only then it is defined as :
  • Zero tillage
  • Minimum tillage
  • Reduced tillage
  • Conventional tillage
A single tillage operation over a hectare with a country plough requires--- km walk on rough land :
  • 10
  • 20
  • 30
  • 40
The optimum depth of sowing for most of the field crops ranges from---cm :
  • 3-5
  • 1-2
  • 5-7
  • 7-9
As a thumb rule, what would be the optimum age of seedlings for every month of total duration of the crop :
  • 1 week
  • 2 week
  • 3 week
  • 4 week
The shape of space available for individual plants is referred to as :
  • Plant geometry
  • Crop geometry
  • Plant rectangularity
  • None of these
The agronomic practice of gap filling is advantageous in :
  • Short duration and closely spaced crops
  • Short duration and widely spaced crops
  • Long duration and widely spaced crops
  • All of these
When the seedlings are transplanted, they establish by producing :
  • Crown roots
  • Nodal roots
  • Prop roots
  • Seminal roots
The fruit growth in cotton is also called as :
  • Grain growth
  • Pod growth
  • Boll growth
  • None of these
The state having largest acreages and production of potato in the country is :
  • Uttar Pradesh
  • West Bengal
  • Bihar
  • Punjab
A kind of soilerosion in which usually U-shaped or V- shaped large intermittent water course with steep sides are formed :
  • Splash erosion
  • Sheet erosion
  • Rill erosion
  • Gully erosion
The huskless variety of barley is :
  • Manjula
  • K K 141
  • Dolma
  • R S 6
The crown roots in wheat appear :
  • Above soil surface
  • Below soil surface but above seed
  • Below soil surface and below seed
  • Below seed
Who is popularly known as sugarcane wizard :
  • C A Barber
  • C A Black
  • B Vishwanath
  • S Venkataraman
The proportion of area under different crops at a point of time indicates :
  • Crop rotation
  • Cropping intensity
  • Croping pattern
  • Crop control
The number of rainy days indicate :
  • Duration of rainfall
  • Intensity of rainfall
  • Distribution of rainfall
  • All of these
The most widely used evaporimeter (standard evaporimeter) for measuring evaporation is :
  • USWB class A open pan evaporimeter
  • Sunken screen evaporimeter
  • Can evaporimeter
  • Portable evaporimeter
The relation between bar and Kpa is :
  • Bar x 100 Kpa
  • Kpa x 100 = Bar
  • Kpa x 10 = Bar
  • Bar x 1000 = Kpa
In India, the first sunflower hybrid BSH-1 was evolved at :
  • Bengaluru
  • Mumbai
  • Lucknow
  • Varanasi
The first Indian dwarf variety of rice relased in India is :
  • IR-8
  • TN-1
  • Jaya
  • Ratna
Which is a mutant variety of pea :
  • Hans
  • Aparna
  • Swastik
  • Alankar
The maximum yield of bunch type groundnut is obtained at a plant geometry of :
  • 30 x 10 cm
  • 45 x 15 cm
  • 60 x 15 cm
  • 60 x 30 cm
Which oilseed crop is regarded as Queen of oilseeds :
  • Groundnut
  • Sesame
  • Mustard
  • Sunflower
Which one of the following is a variety of sunflower :
  • Morden
  • Surya
  • MSFH-1
  • All of these
The optimum seed rate (Kg ha-1) of sunflower :
  • 8-10
  • 10-15
  • 18-20
  • 20-25
Which one of the following is not a pigeonpea hybrid :
  • ICPH-8
  • PPH-4
  • COH-1
  • CO-3
The number of standard meteorological weeks in India are :
  • 49
  • 52
  • 53
  • 55
The First interspecfic hybrid of cotton was evolved form :
  • Gujarat
  • Karnataka
  • Tamil Nadu
  • Maharashtra
The optimum plant population per hectare of sorghum is ---- plants :
  • 50,000
  • 1,00,000
  • 1,50,000
  • 2,00,000
Nitrogen is applied in transplanted rice in the proportion of :
  • 50% at basal+Nil at tillering+50% at panicle emergence atage
  • Nil at basal+50%at tillering+50% at panicle emergence stage
  • 25% at basal+50% at tillering+25%at panicle emergence stage
  • 50% at basal+25% at tillering+25% at panicle emergence stage
Awarodhi variety of gram is resistant to :
  • Wilt
  • Blight
  • Flooding
  • Drought
In which crop, the use of BGA as a bio-fertilizer will be most useful :
  • Maize
  • potato
  • Rice
  • Sugarcane
Which vegetable oil is good for heart patients :
  • Groundnut oil
  • Mustard oil
  • Soybean oil
  • Sunflower oil
Irrigation in gram are recommended at :
  • Early flowering and maturity stages
  • Late flowering and pod formation stage
  • Early flowering and pod formation stage
  • Before flowering and pod formation
UPAS-120 is a variety of :
  • Wheat
  • Arhar
  • Barley
  • Urd
Interculture in groundnut is avoided at :
  • Flowering stage
  • Seedling stage
  • Pegging stage
  • None of these
The ginning percentage in cotton can be worked out by the formula :
Refractometer is used for determining maturity of :
  • Maize
  • Wheat
  • Pearlmillet
  • Sugarcane
Application of gypsum is required more for :
  • Paddy
  • berseem
  • Lucerne
  • Groundnut
The rotational intensity of maize-wheat+gram-moong is :
  • 200%
  • 250%
  • 300%
  • 400%
An example of parallel cropping is :
  • Sugarcane+potato
  • Potato+Mustard
  • Potato+Radish
  • Wheat+Mustard
Intercropping of mustard with potato is recommended in :
  • Replacement series
  • Additive series
  • Replacement and additive series
  • None of the above
Aruna is a mutant variety of :
  • Pea
  • Cotton
  • Castor
  • Soybean
The downward movement of surface soil water is known as :
  • Infiltration
  • Percolation
  • Leaching
  • Wash out
The herbicides containing carbon and hydrogen in their molecules are called :
  • Arsenic herbicides
  • Acid herbicides
  • Organic herbicides
  • Salt herbicides
Alley cropping means :
  • Growing of pastures in between two widely spaced rows of fast groing trees
  • Growing of field crops in between two widely spaced rows of fast growing trees
  • Growing of only short duration crops in between two widely spaced rows of fast growing trees
  • Growing of only fodder crops in between two widely spaced rows of fast growing trees
A count is the number of hanks of ---- metre----- yards each which weighs one pound :
  • 770.6, 840
  • 840, 770.6
  • 670.6, 480
  • 480, 670.6
Tensiometers are also called :
  • Irrometers
  • Water meters
  • Current meters
  • None of these
The relationship between dry matter of crop and ET in cereals is :
  • Linear
  • Quadratic
  • No relationship
  • None of these
Which is the most important factor that decides the rate of ET :
  • Soil conditions
  • Climatic conditions
  • Crop characteristics
  • None of these
Crop coefficient (Kc) is the ratio between :
  • ETc/ETo
  • ETo/ETc
  • ETa/E
  • None of these
The Drum culture technique is used for measuring components of WR of :
  • Wheat
  • Paddy
  • Sugarcane
  • Jute
The irrigation requirement (IR) of a can be expressed as :
  • WR+ER+S
  • WR-(ER+S)
  • IR+ER+S
  • None of these
When rainfall is of low intensity and light and ground vegetation is full, the effective rainfall is close to :
  • 0%
  • 50%
  • 75%
  • 100%
Calculate the amount of water for each irrigation for scheduling irrigation at 0.8 IW/CPE ratio with 10 cm of CPE :
  • 5 cm
  • 8 cm
  • 2 cm
  • 11 cm
The most critical stage of irrigation in rice is :
  • Flowering
  • Booting
  • Panicle intiation
  • All of the above
Which is the most common methed among the surface methods of irrigation :
  • Flooding
  • Cheek basin
  • Basin method
  • Furrow method
The intermittent application of water to the field surface under gravity flow resulting in a series of on and off modes of constant or variable time spans is defined as :
  • Cablegation
  • Surge irrigation
  • Sprinkler irrigation
  • Trickle irrigation
Which one of the following countries has the largest area under drip irrigation :
  • USA
  • Israel
  • Australia
  • India
The typhoon system of irrigation is useful for :
  • Sugarcane
  • Paddy
  • Citrus
  • Wheat
The field water use efficiency is defined as :
  • Y/ET
  • Y/WR
  • Y/Cu
  • Y/IR
Which one of the following has the highest WUE :
  • Rice
  • Maize
  • Wheat
  • Finger millet
The susceptible crops for water logging include :
  • Tobacco
  • Tomato
  • Pulses
  • All of the above
The injury to plants due to water-logging is severe under---- conditions :
  • Warm and sunny weather
  • Cool and cloudy weather
  • Warm and cloudy weather
  • Cool and sunny weather
Water- logging causes injury to the plants due to :
  • Low O2 content
  • Toxic substance accumulation
  • Both a and c
  • None of these
Which one of the following is used as an indicator plant to irrigation in sugarcane :
  • Mango
  • Potato
  • Banana
  • Sunflower
Which physiological disorder of cotton is characterized by premature defective opening of the bolls :
  • Red leaf
  • Tirak
  • Both of these
  • None of these
Which one of the following is a multi-cut variety of fodder sorghum :
  • M P Chari
  • Meethi Sudan
  • P C 23
  • All of these
Statement I – Organic manure contains a low amount of nutrients and are applied in large quantities. Statement II – Nutrient fractions in organic manures are in organic nature only
  • Both Statement I and Statement II are true
  • Both Statement I and Statement II are false
  • Statement I is true and Statement II is false
  • Statement I is false and Statement II is true
Statement I - Conservation agriculture involves no tillage or drastically reduced tillage, but biological tillage is allowed Statement II – During the initial years of conservation agriculture, there is a heavy infestation of weeds but it decreases with passing years.
  • Both Statement I and Statement II are true
  • Both Statement I and Statement II are false
  • Statement I is true and Statement II is false
  • Statement I is false and Statement II is true
Statement I – A remote sensing system that possesses only a sensor and depends on external sources to irradiate the target to be called an active remote sensing system. Statement II – INSAT series of satellite are polar orbiting satellites.
  • Both Statement I and Statement II are true
  • Both Statement I and Statement II are false
  • Statement I is true and Statement II is false
  • Statement I is false and Statement II is true
The mode of action of Atrazine is
  • Pigment inhibition
  • Cell membrane disruption
  • Seedling growth inhibition
  • Photosynthesis inhibition
Herbicides prone to photodecomposition such as Trifluralin, monuron, chloramben and PCP should be applied in
  • Morning
  • Evening
  • Afternoon
  • All
Montmorillonite clays adsorb more herbicide as compared to other clays due to
  • Expanding lattices
  • more surface area
  • More negatively charged sites
  • All
Paraquat herbicide belong to which group
  • Bipyridylium
  • Benzoic
  • Carboxalic
  • Uraciles
The authority associated with the first genetically modified plants the soybean resistant to glyphosate from Monsanto which achieved widespread success was
  • Rachel Carson (May 27, 1907 – April 14, 1964)
  • Fritz Haber (9 December 1868 – 29 January 1934)
  • Robert Fraley (birthdate: 1953)
  • Norman Borlaug (March 25, 1914 – September 12, 2009)
The first genetically modified plants, the soybean resistant to glyphosate was developed during
  • 1983
  • 2003
  • 1993
  • 1973
Delinting of cotton helps in :
  • Grading of seed
  • Killing of hibernating boll worm larvae and disease pathogens
  • Quicker germination
  • All of the above
What is the chemical formula of dolomite?
  • Al2O3.3H2O
  • Fe2O3
  • CaCO3.MgCO3
  • CaSO42H2O
Solubility of gases in water can be explained by using
  • Arnon’s law
  • Arnold’s law
  • Darcy’s law
  • Henry’s law
The capacity of a soil to recover its functional capacity after a disturbance is called
  • Soil reaction
  • Soil resilience
  • Soil adsorption
  • Soil salinity
Choose the correct order of humic substances according to the molecular mass
  • Humic acid <humin<fulvic acid
  • Humin>humic acid>Fulvic acid
  • Humic acid<fulvic acid <humin
  • Humic acid >fulvic acid >humin